In this episode, the top five couples from season four's Couples Fear Factor series returned for a rematch.

In this episode, six former winners returned to try and win the ,000 a second time.

This episode featured four couples competing as teams.

Stunt #1: Jet Ski to Float Plane Contestants would start off on the pontoon below a flying seaplane over a thousand feet in the air. They would have to shimmy across a pole to the other pontoon, release a flag, then return to the first pontoon and release a second flag. The two men and the two women to complete this stunt the fastest (or release the first flag the fastest before falling) would advance to the next round, the others would be eliminated.

This episode featured four pairs of best friends competing as teams.

This was an all-female episode.

Stunt #1: Rolling Flag Snag Contestants would have to shimmy out on a horizontal pole jutting from the front of a giant dump truck and release a flag. They would then have to return to the top of the truck, release another flag, then shimmy out on a second pole and release a third flag. After releasing the last flag, contestants would have to drop off the pole to stop the time. The two men and the two women with the fastest times would advance to the next round, the others would be eliminated.

Stunt #1: Water Paddle Contestants would be locked onto a vertical spinning wheel by one wrist and both ankles. As they were dunked repeatedly in and out of the water, they would have to unlock themselves from all the shackles, pull a release cord, and swim to a buoy to stop the clock. The two men and the two women to complete this stunt the fastest would advance to the next round. The others would be eliminated.

This was a special Halloween episode.

This episode featured four pairs of siblings competing as teams.

This special 100th episode was filmed in New York City. The winner would get to choose from five Capital One credit cards, ranging in value from ,000 to 0,000.

A helicopter hovers over the water as male and females swim through gymnastic rings.

Contestants take part in a thanksgiving menu that includes sheep brain pie, bile gelatin with cave spider topping, night crawler green beans, worm and beetle stuffing and maggoty mashed potatoes.

Four pairs of best friends are blindfolded and then have to pass each other blood sucking leeches using their lips.

This was a 3rd-annual Christmas-themed episode.

This episode was part 1 of 7 in a series featuring eight couples competing for various cash and prizes, and a grand prize of 1 Million Dollars.

This episode was part 2 of 7 in a series featuring eight couples competing for various cash and prizes, and a grand prize of 1 Million Dollars.

This episode was part 3 of 7 in a series featuring eight couples competing for various cash and prizes, and a grand prize of 1 Million Dollars.

This episode was part 4 of 7 in a series featuring eight couples competing for various cash and prizes, and a grand prize of 1 Million Dollars.

This episode was part 5 of 7 in a series featuring eight couples competing for various cash and prizes, and a grand prize of 1 Million Dollars.

This episode was part 6 of 7 in a series featuring eight couples competing for various cash and prizes, and a grand prize of 1 Million Dollars.

This was the final episode in a 7-part series featuring eight couples competing for various cash and prizes, and a grand prize of 1 Million Dollars.

This episode featured four duos (two pairs of best friends, a set of twins, and a dating couple) competing as teams in Las Vegas. The winning team would have to bet half their winnings on a hand of blackjack.

This four-stunt episode featured six former contestants from reality shows. The contestants were Omarosa (The Apprentice), Ryan Sutter (The Bachelorette), Ethan Zohn (Survivor Africa), Jenna Morasca (Survivor Amazon), Reichen Lehmkuhl (The Amazing Race), and Nikki McKibbin (American Idol).

This four-stunt episode featured four sets of twins competing as teams.

Stunt #1 (Semi truck rope swing) Contestants would be standing on top of a semi truck as it barreled down the highway. When a second semi with a flag-covered wall drove by, they would have to swing on a rope and grab flags from the wall. The two men and the two women to collect the most flags the fastest in two passes would advance to the next round. The others would be eliminated.

This episode featured six Miss USA 2005 contestants competing for ,000. The winner would keep half her money and donate the other half to the charity of her choice.

Stunt #1 (Water car rotisserie) Contestants would be chained into the front seat of a car as it spun in and out of the water. When the spinning started, they would have to grab a key, unlock two locks to free themselves, release a flag from the back seat, exit the car, and swim to a buoy. The two men and the two women to complete this stunt fastest would advance to the next round. The others would be eliminated.

This episode featured four pairs of best friends competing as teams.

This episode featured four contestants from New York City competing against four contestants from Los Angeles.

This season finale episode featured four newlywed couples competing at Universal Studios Orlando.